Wikipedia - Kenichi Tago

Kenichi Tago (田児賢一, Tago Ken'ichi, born 16 July 1989) is a Japanese former professional badminton player. He is the son of former badminton player Yoshiko Yonekura. In 2010, he reached the final of the All England Open Badminton Championships. En route to the final, he beat three seeded players, including Nguyễn Tiến Minh, Chen Jin and Bao Chunlai. In the final, Tago lost to the first seed and reigning World No. 1 Lee Chong Wei from Malaysia with a score of 21–19 and 21–19, following an incorrect line call in Lee Chong Wei's favour at match point. In 2012, he competed at the London 2012 Summer Olympics in the men's singles event, but did not advance to the knock-out stage after being defeated by Niluka Karunaratne of Sri Lanka with a score of 18–21, 16–21. In 2014, he reached the Indonesia Open final after a shocking win over Lee Chong Wei in the semifinal but could not keep up his good form and went on to lose by straight games in the final to Jan Ø. Jørgensen of Denmark. He competed at the 2010 and 2014 Asian Games.